*{
    padding: 0;
    margin: 0;
    text-decoration:none;
    font-size: 14px;
}
::-webkit-scrollbar
{
    width:6px;
    height:0px;
    background-color:#F5F5F5;
}
/*定义滚动条轨道
 内阴影+圆角*/
::-webkit-scrollbar-track
{
    -webkit-box-shadow:inset 0 0 6px rgba(0,0,0,0.3);
    border-radius:10px;
    background-color:#F5F5F5;
}
/*定义滑块
 内阴影+圆角*/
::-webkit-scrollbar-thumb
{
    border-radius:10px;
    -webkit-box-shadow:inset 0 0 6px rgba(0,0,0,.3);
    background-color:#555;
}